zephyr/ext/hal/microchip/mec/common/regaccess.h

62 lines
2.3 KiB
C

/**
*
* Copyright (c) 2019 Microchip Technology Inc. and its subsidiaries.
*
* \asf_license_start
*
* \page License
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the Licence at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* \asf_license_stop
*
*/
#ifndef _REGACCESS_H
#define _REGACCESS_H
#include <stdint.h>
#define MMCR32(a) *((volatile uint32_t *)(uintptr_t)(a))
#define MMCR16(a) *((volatile uint16_t *)(uintptr_t)(a))
#define MMCR8(a) *((volatile uint8_t *)(uintptr_t)(a))
#define MMCR_RD32(a, v) v = *((volatile uint32_t *)(uintptr_t)(a))
#define MMCR_RD16(a, v) v = *((volatile uint16_t *)(uintptr_t)(a))
#define MMCR_RD8(a, v) v = *((volatile uint8_t *)(uintptr_t)(a))
#define MMCR_WR32(a, d) *((volatile uint32_t *)(uintptr_t)(a)) = (uint32_t)(d)
#define MMCR_WR16(a, h) *((volatile uint16_t *)(uintptr_t)(a)) = (uint16_t)(h)
#define MMCR_WR8(a, b) *((volatile uint8_t *)(uintptr_t)(a)) = (uint8_t)(b)
#define REG32(a) *((volatile uint32_t *)(uintptr_t)(a))
#define REG16(a) *((volatile uint16_t *)(uintptr_t)(a))
#define REG8(a) *((volatile uint8_t *)(uintptr_t)(a))
#define REG32W(a, d) *((volatile uint32_t *)(uintptr_t)(a)) = (uint32_t)(d)
#define REG16W(a, h) *((volatile uint16_t *)(uintptr_t)(a)) = (uint16_t)(h)
#define REG8W(a, b) *((volatile uint8_t *)(uintptr_t)(a)) = (uint8_t)(b)
#define REG32R(a, d) (d) = *(volatile uint32_t *)(uintptr_t)(a)
#define REG16R(a, h) (h) = *(volatile uint16_t *)(uintptr_t)(a)
#define REG8R(a, b) (b) = *(volatile uint8_t *)(uintptr_t)(a)
#define REG32_OFS(a, ofs) *(volatile uint32_t *)((uintptr_t)(a) + (uintptr_t)(ofs))
#define REG16_OFS(a, ofs) *(volatile uint16_t *)((uintptr_t)(a) + (uintptr_t)(ofs))
#define REG8_OFS(a, ofs) *(volatile uint8_t *)((uintptr_t)(a) + (uintptr_t)(ofs))
#endif // #ifndef _REGACCESS_H